No problem, we've got 2517 and 7881 to multiply
2517 × 7881 = 7881 × (2517)
+ 7881 × 7 resulting in 55167
+ 7881 × 10 yielding 78810
+ 7881 × 500 yielding 3940500
+ 7881 × 2000 yielding 15762000

= 19836477
